This E10 Laing circulation pump has 3/4" MPT (Threaded) suction and discharge connections. Rated for 115 Volts, the motor features a permanent magnet design drawing only 62 watts when running at 3100 RPMS which allows for the capture of 90% of the heat to be transferred into the water versus being lost to the air in waste. Specifications: Integrated thermoplastic pump bracket can be mounted at 4 different discharge angles. Maximum Capacity: 12 GPM Maximum Head: 20 feet Maximum Temperature: 140 degrees F. High density ceramic ball bearing and graphite impeller bearing cap are designed for high efficiency and long life. Clog resistant, open style impeller is dynamically balanced for smooth and ultra quiet operation. Patented design has no mechanical seal which is a potential leak path. Automatic overload protection on motor. Whisper quiet at less than 40 db. Pump can be mounted horizontally or vertically with motor end down. Comes with 3' cord but no plug on the cord Replaces: LBH07100141, E10-NSTN1W-19 115V & 74009. Replaces older threaded models: SM-909-NTW-14-3/4" 115V, SM-909-NT-14-3/4" 115V, SM-909-NTW-18-3/4" 115V, SM-909-NT-18-3/4" 115V, SM-909-NTW-26-3/4" 115V, SM-909-NT-26-3/4" 115V, SM-1212-NTW-26-3/4" 115V, SM-1212-NT-26-3/4" 115V.